Imaging Unit (Drum): 100,000 pages
SL-M4580FX
Drum Unit: 80,000 pages with Carrier
SL-K2200ND
Imaging Unit (Drum): 80,000 images
SCX-6545N/ 6555N
Imaging Unit (Drum): 20,000 images
SCX-6220/ 6320F/ 6322DN